<?hh
/**
 * Copyright (c) 2014, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the "hack" directory of this source tree.
 *
 *
 */
interface Alpha {
  public function getMyName(): string;
}

abstract class A implements Alpha {
  public function getMyName(): int {
    return 5;
  }
}
